From: Daniel Walker <dwalker@mvista.com>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Thomas Gleixner <tglx@linutronix.de>,
LKML <linux-kernel@vger.kernel.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Ingo Molnar <mingo@elte.hu>,
Andrew Morton <akpm@linux-foundation.org>,
Christoph Hellwig <hch@infradead.org>,
john stultz <johnstul@us.ibm.com>,
Oleg Nesterov <oleg@tv-sign.ru>,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
Dipankar Sarma <dipankar@in.ibm.com>,
"David S. Miller" <davem@davemloft.net>,
matthew.wilcox@hp.com, kuznet@ms2.inr.ac.ru
Subject: Re: [RFC PATCH 4/6] Make DRM use the tasklet is-sched API
Date: Fri, 22 Jun 2007 08:36:42 -0700 [thread overview]
Message-ID: <1182526602.3228.43.camel@dhcp193.mvista.com> (raw)
In-Reply-To: <1182514525.5493.4.camel@localhost.localdomain>
On Fri, 2007-06-22 at 08:15 -0400, Steven Rostedt wrote:
> On Fri, 2007-06-22 at 00:08 -0700, Daniel Walker wrote:
>
> > > > No sense in having a patch just for this, may as well merge this with
> > > > patch 3 ..
> > >
> > > Wrong. patch 3 adds the API and this one makes use of it. Stevens split
> > > makes perfectly sense.
> >
> > Clearly it doesn't make sense to me ;) .. The patches are too small to
> > split them up that way ..
>
> Daniel, you of all people should know. It's not the size of the patch
> that matters, it's the way you use the patch ;-)
>
Are you trying to say that you think I have a small patch Steven ;) ?
> No these two patches should *not* be merged to one. If these are sitting
> in -mm, and someone were to change the DRM to not to use the API and
> someone else changed their driver to use the API, then what? Does
> Andrew keep these maintenance patches on top of each other?
I read this 5 times at least .. I don't think I'm following what you
saying .. It sounds like you might be thinking to many steps ahead tho..
> The split lets the DRM patch be dropped or replaced while keeping the
> API patch around in case another driver uses the API.
Ok, but there are no other users currently, and I think it's unlikely
you'll have others in the future since TASKLET_STATE_SCHED seems more
like an internal part of tasklets .. This drm user seems like the one
aberrant.
> The two patches have two different objectives, even though they are
> related and currently on a 1 to 1 basis. The patches regardless, should
> stay separate.
I'm not convinced yet .. One more stab?
Daniel
next prev parent reply other threads:[~2007-06-22 15:40 UTC|newest]
Thread overview: 127+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-22 4:00 [RFC PATCH 0/6] Convert all tasklets to workqueues Steven Rostedt
2007-06-22 4:00 ` [RFC PATCH 1/6] Convert the RCU tasklet into a softirq Steven Rostedt
2007-06-22 7:10 ` Christoph Hellwig
2007-06-22 7:43 ` Ingo Molnar
2007-06-22 12:35 ` Steven Rostedt
2007-06-22 12:55 ` Ingo Molnar
2007-06-22 4:00 ` [RFC PATCH 2/6] Split out tasklets from softirq.c Steven Rostedt
2007-06-22 7:11 ` Christoph Hellwig
2007-06-22 12:40 ` Steven Rostedt
2007-06-22 13:45 ` Akinobu Mita
2007-06-22 13:58 ` Steven Rostedt
2007-06-22 4:00 ` [RFC PATCH 3/6] Add a tasklet is-scheduled API Steven Rostedt
2007-06-22 4:00 ` [RFC PATCH 4/6] Make DRM use the tasklet is-sched API Steven Rostedt
2007-06-22 6:36 ` Daniel Walker
2007-06-22 6:49 ` Thomas Gleixner
2007-06-22 7:08 ` Daniel Walker
2007-06-22 12:15 ` Steven Rostedt
2007-06-22 15:36 ` Daniel Walker [this message]
2007-06-22 22:38 ` Ingo Molnar
2007-06-22 23:28 ` Daniel Walker
2007-06-22 16:10 ` Arnd Bergmann
2007-06-22 16:56 ` Steven Rostedt
2007-06-22 18:24 ` Christoph Hellwig
2007-06-22 23:38 ` Dave Airlie
2007-06-22 4:00 ` [RFC PATCH 5/6] Move tasklet.h to tasklet_softirq.h Steven Rostedt
2007-06-22 4:00 ` [RFC PATCH 6/6] Convert tasklets to work queues Steven Rostedt
2007-06-22 7:06 ` Daniel Walker
2007-06-22 13:29 ` Steven Rostedt
2007-06-22 15:52 ` Oleg Nesterov
2007-06-22 16:35 ` Steven Rostedt
2007-06-23 11:15 ` Arnd Bergmann
2007-06-22 7:09 ` [RFC PATCH 0/6] Convert all tasklets to workqueues Christoph Hellwig
2007-06-22 7:51 ` Ingo Molnar
2007-06-22 7:53 ` Christoph Hellwig
2007-06-22 11:23 ` Ingo Molnar
2007-06-22 12:32 ` Steven Rostedt
2007-06-22 12:38 ` Ingo Molnar
2007-06-22 12:58 ` Steven Rostedt
2007-06-22 13:12 ` Ingo Molnar
2007-06-22 14:27 ` Steven Rostedt
2007-06-22 13:13 ` Andrew Morton
2007-06-22 13:26 ` Ingo Molnar
2007-06-22 13:41 ` Andrew Morton
2007-06-22 14:00 ` Ingo Molnar
2007-06-22 13:35 ` Steven Rostedt
2007-06-22 14:25 ` Arjan van de Ven
2007-06-22 14:42 ` Steven Rostedt
2007-06-22 14:43 ` Arjan van de Ven
2007-06-22 17:16 ` Linus Torvalds
2007-06-22 17:31 ` Steven Rostedt
2007-06-22 18:32 ` Christoph Hellwig
2007-06-22 20:40 ` Ingo Molnar
2007-06-22 21:00 ` Christoph Hellwig
2007-06-22 21:10 ` Ingo Molnar
2007-06-22 21:13 ` Thomas Gleixner
2007-06-22 21:37 ` Linus Torvalds
2007-06-22 21:59 ` Ingo Molnar
2007-06-22 22:09 ` Ingo Molnar
2007-06-22 22:43 ` Roland Dreier
2007-06-22 22:57 ` Alan Cox
2007-06-22 22:58 ` Steven Rostedt
2007-06-23 6:23 ` Dave Airlie
2007-06-24 15:16 ` Jonathan Corbet
2007-06-24 15:52 ` Steven Rostedt
2007-06-25 16:50 ` Tilman Schmidt
2007-06-25 17:06 ` Steven Rostedt
2007-06-25 20:50 ` Tilman Schmidt
2007-06-25 21:03 ` Steven Rostedt
2007-06-25 19:52 ` Stephen Hemminger
2007-06-26 0:00 ` Jonathan Corbet
2007-06-26 0:52 ` Steven Rostedt
2007-06-25 18:48 ` Kristian Høgsberg
2007-06-25 19:11 ` Steven Rostedt
2007-06-25 20:07 ` Kristian Høgsberg
2007-06-25 20:31 ` Steven Rostedt
2007-06-25 21:08 ` Kristian Høgsberg
2007-06-25 21:15 ` Ingo Molnar
2007-06-25 23:36 ` Stefan Richter
2007-06-26 0:46 ` Steven Rostedt
2007-06-26 1:46 ` Dan Williams
2007-06-26 2:01 ` Steven Rostedt
2007-06-26 2:12 ` Dan Williams
2007-06-28 12:37 ` Steven Rostedt
2007-06-28 16:37 ` Oleg Nesterov
2007-06-28 18:02 ` Dan Williams
2007-06-28 20:46 ` Steven Rostedt
2007-06-28 21:23 ` Dan Williams
2007-06-28 21:40 ` Dan Williams
2007-06-28 22:01 ` Steven Rostedt
2007-06-28 22:00 ` Steven Rostedt
2007-06-28 5:48 ` Jeff Garzik
2007-06-28 9:23 ` Ingo Molnar
2007-06-28 14:38 ` Alexey Kuznetsov
2007-06-28 15:23 ` Jeff Garzik
2007-06-28 15:54 ` Steven Rostedt
2007-06-28 16:00 ` Ingo Molnar
2007-06-28 17:26 ` Jeff Garzik
2007-06-28 17:44 ` Jeff Garzik
2007-06-28 18:19 ` Andrew Morton
2007-06-28 20:07 ` Ingo Molnar
2007-06-29 11:34 ` Alexey Kuznetsov
2007-06-29 11:48 ` Duncan Sands
2007-06-29 13:36 ` Alexey Kuznetsov
2007-06-29 14:01 ` Duncan Sands
2007-06-29 16:34 ` Alexey Kuznetsov
2007-06-29 12:29 ` Ingo Molnar
2007-06-29 13:25 ` Alexey Kuznetsov
2007-06-29 13:43 ` Ingo Molnar
2007-06-29 15:23 ` Alexey Kuznetsov
2007-06-29 13:41 ` Steven Rostedt
2007-06-29 14:24 ` Jeff Garzik
2007-06-29 14:26 ` Oleg Nesterov
2007-06-29 19:04 ` Alexey Kuznetsov
2007-06-29 14:27 ` Alexey Kuznetsov
2007-06-29 15:51 ` Oleg Nesterov
2007-06-29 16:21 ` Alexey Kuznetsov
2007-06-29 16:52 ` Oleg Nesterov
2007-06-29 17:09 ` Oleg Nesterov
2007-06-30 11:25 ` Oleg Nesterov
2007-06-28 15:17 ` Jeff Garzik
2007-06-22 21:53 ` Daniel Walker
2007-06-22 22:09 ` david
2007-06-22 22:15 ` Daniel Walker
2007-06-22 22:44 ` Ingo Molnar
2007-06-22 23:28 ` Daniel Walker
2007-06-22 22:15 ` Ingo Molnar
2007-06-23 5:14 ` Stephen Hemminger
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